"It was an ill choice of response when she had no scientific backing, to say the least," Perry said. "There were a number of venues that have responded to that and responded appropriately. To put our vaccinations of our children in question with hearsay and innuendo is not in the best interest of the healthcare of our citizens... To make statements without clear and incontrovertible evidence is not good for the general debate and my bet is if Mrs. Bachmann had the opportunity to retrieve those words that she certainly would."